Test your Astronomy Knowledge! Take this quiz to see how much you know about the fascinating world of Astronomy! delya90 published on January 30 Stacked 1/12 What is the closest planet to the Sun? Mercury Venus Mars Jupiter 2/12 Which of the following is not a type of galaxy? Spiral Clown Elliptical Irregular 3/12 What causes a solar eclipse? The Moon passing between the Sun and Earth The Earth passing between the Sun and Moon The Sun passing between the Earth and Moon The Moon casting a shadow on the Earth 4/12 Which planet has the highest number of moons? Jupiter Saturn Uranus Neptune 5/12 What is the phenomenon where light bends as it passes through a medium of different density? Refraction Reflection Diffraction Absorption 6/12 Who was the first person to walk on the Moon? Buzz Aldrin Neil Armstrong Alan Shepard Yuri Gagarin 7/12 What is the largest planet in our solar system? Jupiter Saturn Neptune Uranus 8/12 Which planet is famous for its spectacular ring system? Saturn Jupiter Neptune Uranus 9/12 What is the group of stars that forms a pattern in the night sky called? Constellation Solar System Galaxy Black Hole 10/12 What is the process by which a star releases a tremendous amount of energy in a violent explosion? Supernova Nebula Pulsar Quasar 11/12 Which planet is known as the 'Red Planet'? Mars Venus Mercury Neptune 12/12 What is the term for a comet that has entered the Earth's atmosphere and vaporizes? Meteoroid Asteroid Meteor Meteorite